Combustion furnace with stepped fire grate structure

Abstract

The utility model relates to the related technical field of combustion furnaces, in particular to a combustion furnace with a stepped grate structure, which comprises a combustion furnace, one side of the combustion furnace is fixedly connected with a feed inlet, and one side in the combustion furnace is fixedly connected with a material bearing platform. Fuel can be put into the combustion furnace from the feeding port, the driving motor is started to rotate, the driving motor drives the eccentric wheel to rotate, so that the first connecting rod vibrates, the first connecting rod drives the first fire grate to vibrate, the fuel is shaken off to the second fire grate below the first fire grate, and a buffer pad and a spring are matched with each other, so that the fuel can be fully combusted. Through the arrangement of a first connecting rod, a first transmission shaft and a first fire grate, most of vibration loads transmitted to a fixing rod from a bearing block can be absorbed, through the arrangement of a second connecting rod, a second transmission shaft and a second fire grate, the first fire grate and the second fire grate can be matched with each other, the possibility of slagging and blocking is reduced, and the fuel combustion efficiency is greatly improved.

Description

Technical Field

[0001] The utility model relates to the technical field related to combustion furnaces, and in particular to a combustion furnace with a stepped grate structure. Background Art

[0002] A combustion furnace is a device used to burn materials to achieve a specific purpose. Its application areas include environmental protection industry, metallurgical industry, energy industry, and chemical industry. It can be used to incinerate various wastes, reduce their volume and eliminate harmful substances. It can also use fuel combustion to generate heat or generate electricity. In some industrial processes, it can also be used to heat or process materials. The design of the combustion furnace will take into account high temperature resistant design and environmental protection requirements. At the same time, the continuous development of technology is also promoting the combustion furnace to develop in a more energy-saving, environmentally friendly and efficient direction. Therefore, there is a special need for a combustion furnace with a stepped grate structure.

[0003] However, during use, the existing combustion furnace has no corresponding regulating mechanism inside the combustion furnace. Therefore, when burning fuel, the existing combustion furnace design is not conducive to uniform air distribution, resulting in incomplete combustion of the fuel, reducing the combustion efficiency, and cannot adapt to fuels of different shapes and sizes, including blocks, particles, etc. The fuel cannot be evenly distributed and moved on the grate, which increases the possibility of slagging and clogging, affecting the combustion efficiency of the fuel. Utility Model Content

[0004] The utility model aims to provide a combustion furnace with a stepped grate structure to solve the problem that the existing combustion furnace proposed in the above-mentioned background technology has no corresponding regulating mechanism inside the combustion furnace during use, so that when the fuel is burned, the existing combustion furnace design is not conducive to uniform air distribution, resulting in incomplete combustion of the fuel, reducing the combustion efficiency, and cannot adapt to fuels of different shapes and sizes, including blocks, particles, etc. The fuel cannot be evenly distributed and moved on the grate, which increases the possibility of slagging and blockage, affecting the fuel combustion efficiency.

[0005] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a combustion furnace with a stepped grate structure, comprising a combustion furnace, a feed port is fixedly connected to one side of the combustion furnace, a material receiving platform is fixedly connected to one side of the interior of the combustion furnace, air inlets are provided on both sides of the combustion furnace, an exhaust port is fixedly connected to one end of the combustion furnace, an ash outlet is provided on one side of the combustion furnace, a shell is fixedly connected to both sides of the material receiving platform, a shock absorbing mechanism is provided on one side of the shell, and a grate mechanism is provided on one side of the shock absorbing mechanism;

[0006] The shock absorbing mechanism includes a fixed rod, a buffer pad, a connecting block, a first fixed column, a spring, a second fixed column and a bearing block. One side of the shell is fixedly connected to the fixed rod, one side of the fixed rod is fixedly connected to the buffer pad, one side of the fixed rod is fixedly connected to the connecting block, one end of the connecting block is fixedly connected to the spring, the second fixed column is movably sleeved on the surface inside the spring, and one end of the second fixed column is fixedly connected to the bearing block.

[0007] Preferably, the buffer pad is fitted with the bearing block, and the fixing rods are arranged in twelve groups.

[0008] Preferably, the grate mechanism comprises a support rod, a first connecting rod, a first transmission shaft, a first grate, a bracket, a second connecting rod, a second transmission shaft, a second grate, a driving motor and an eccentric wheel, one end of the bearing block is fixedly connected to the support rod, one side of the support rod is fixedly connected to the first connecting rod, one end of the first connecting rod is movably sleeved with the first transmission shaft, one side of the surface of the first transmission shaft is fixedly connected to the first grate, one end of the first connecting rod is fixedly connected to the bracket, one end of the bracket is fixedly connected to the second connecting rod, one end of the second connecting rod is movably sleeved with the second transmission shaft, one side of the surface of the second transmission shaft is fixedly connected to the second grate, one side of the first connecting rod is fixedly connected to the driving motor, and the output end of the driving motor is fixedly connected to the eccentric wheel.

[0009] Preferably, the first connecting rod forms a rotating structure with the first grate through a first transmission shaft, and the second connecting rod forms a rotating structure with the second grate through a second transmission shaft.

[0010] Preferably, the outer top of the first grate is inclined, and the outer top of the second grate is inclined.

[0011] Preferably, the driving motors and eccentric wheels are arranged in six groups, and the first grate and the second grate are both slidably connected to the outer shell.

[0012] Preferably, the first grate is in contact with the second grate.

[0013] Compared with the prior art, the beneficial effects of the utility model are as follows: the combustion furnace with a stepped grate structure is provided with a corresponding regulating mechanism inside, so that when the fuel is burned, the stepped design is conducive to the uniform distribution of air, making the combustion more complete and improving the combustion efficiency. It can adapt to fuels of different shapes and sizes, including blocks, particles, etc., which helps to evenly distribute and move the fuel on the grate, reduce the possibility of slagging and blockage, and greatly improve the efficiency of fuel combustion. BRIEF DESCRIPTION OF THE DRAWINGS

[0014] Figure 1 This is a schematic diagram of the side view of the appearance structure of the utility model;

[0015] Figure 2 This is a schematic diagram of the structure of the mutual cooperation between the partial shock absorbing mechanism and the grate mechanism of the utility model;

[0016] Figure 3 This is a schematic diagram of the structure of part of the shock absorbing mechanism of the utility model;

[0017] Figure 4 It is a schematic diagram of the structure of part of the grate mechanism of the utility model;

[0018] Figure 5 It is a schematic diagram of the structure of part of the grate mechanism of the utility model.

[0019] In the figure: 1. combustion furnace; 2. feeding port; 3. material receiving platform; 4. air inlet; 5. air outlet; 6. ash outlet; 7. casing; 8. shock absorbing mechanism; 801. fixing rod; 802. buffer pad; 803. connecting block; 804. first fixing column; 805. spring; 806. second fixing column; 807. bearing block; 9. grate mechanism; 901. supporting rod; 902. first connecting rod; 903. first transmission shaft; 904. first grate; 905. bracket; 906. second connecting rod; 907. second transmission shaft; 908. second grate; 909. driving motor; 910. eccentric wheel. DETAILED DESCRIPTION

[0020] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0021] See also Figure 1-5 The utility model provides a technical solution: a combustion furnace with a stepped grate structure, comprising a combustion furnace 1, a feed port 2 is fixedly connected to one side of the combustion furnace 1, a material receiving platform 3 is fixedly connected to one side of the combustion furnace 1, air inlets 4 are provided on both sides of the combustion furnace 1, an exhaust port 5 is fixedly connected to one end of the combustion furnace 1, an ash outlet 6 is provided on one side of the combustion furnace 1, a shell 7 is fixedly connected to both sides of the material receiving platform 3, a shock absorbing mechanism 8 is provided on one side of the shell 7, and a grate mechanism 9 is provided on one side of the shock absorbing mechanism 8;

[0022] The shock absorbing mechanism 8 includes a fixed rod 801, a buffer pad 802, a connecting block 803, a first fixed column 804, a spring 805, a second fixed column 806 and a bearing block 807. The fixed rod 801 is fixedly connected to one side of the outer shell 7, the buffer pad 802 is fixedly connected to one side of the fixed rod 801, the connecting block 803 is fixedly connected to one side of the fixed rod 801, the spring 805 is fixedly connected to one end of the connecting block 803, the second fixed column 806 is movably sleeved on the inner surface of the spring 805, and the bearing block 807 is fixedly connected to one end of the second fixed column 806. During use, the cooperation between the buffer pad 802 and the spring 805 will absorb most of the vibration load transmitted from the bearing block 807 to the fixed rod 801, which is conducive to the uniform distribution and movement of the fuel on the grate and improves the stability of the device.

[0023] Furthermore, the buffer pad 802 is fitted with the bearing block 807, and the fixing rods 801 are arranged as twelve groups. Through the arrangement of the buffer pad 802 and the bearing block 807, the buffer pad 802 can absorb part of the lateral load of the bearing block 807, thereby ensuring that the device can always operate smoothly. Through the arrangement of twelve groups of fixing rods 801, a stable support and environment can be provided for fuel combustion, ensuring that the combustion process is relatively smooth.

[0024] Furthermore, the grate mechanism 9 includes a support rod 901, a first connecting rod 902, a first transmission shaft 903, a first grate 904, a bracket 905, a second connecting rod 906, a second transmission shaft 907, a second grate 908, a drive motor 909 and an eccentric wheel 910, one end of the bearing block 807 is fixedly connected to the support rod 901, one side of the support rod 901 is fixedly connected to the first connecting rod 902, one end of the first connecting rod 902 is movably sleeved with the first transmission shaft 903, one side of the surface of the first transmission shaft 903 is fixedly connected to the first grate 904, one end of the first connecting rod 902 is fixedly connected to the bracket 905, one end of the bracket 905 is fixedly connected to the second connecting rod 906, one end of the second connecting rod 906 is movably sleeved with the second transmission shaft 907, one side of the surface of the second transmission shaft 907 is fixedly connected to the second grate 908, and one side of the first connecting rod 902 is fixedly connected There is a driving motor 909, and an eccentric wheel 910 is fixedly connected to the output end of the driving motor 909. During use, when the fuel needs to be burned, the fuel can be put into the combustion furnace 1 from the feed port 2. By starting the driving motor 909 to rotate, the driving motor 909 will drive the eccentric wheel 910 to rotate, thereby causing the first connecting rod 902 to vibrate, and the first connecting rod 902 drives the first grate 904 to vibrate and shake the fuel onto the second grate 908 below the first grate 904. The first connecting rod 902 drives the first grate 904 to vibrate and drives the bracket 905 to vibrate at the same time, and the bracket 905 drives the second connecting rod 906 to vibrate, and the second connecting rod 906 drives the second grate 908 to vibrate, thereby shaking the fuel onto the first grate 904 below the second grate 908, and so on, thereby ensuring that the fuel is evenly distributed and moved on the grate.

[0025] Furthermore, the first connecting rod 902 forms a rotating structure with the first grate 904 through the first transmission shaft 903, and the second connecting rod 906 forms a rotating structure with the second grate 908 through the second transmission shaft 907. Through the arrangement of the first connecting rod 902, the first transmission shaft 903 and the first grate 904, the first grate 904 can have a certain degree of movement space when vibrating, thereby improving the efficiency of the first grate 904 in transporting fuel. Through the arrangement of the second connecting rod 906, the second transmission shaft 907 and the second grate 908, the first grate 904 and the second grate 908 can cooperate with each other, which is beneficial to reduce the possibility of slagging and blockage.

[0026] Furthermore, the outer top of the first grate 904 is inclined, and the outer top of the second grate 908 is inclined. Through the setting of the first grate 904, the first grate 904 can rely on its own characteristics to smoothly transmit the fuel when vibrating, and through the setting of the second grate 908, the first grate 904 and the second grate 908 can cooperate with each other, thereby ensuring that the device can adapt to fuels of different shapes and sizes, including blocks, granules, etc.

[0027] Furthermore, the drive motor 909 and the eccentric wheel 910 are arranged in six groups, and the first grate 904 and the second grate 908 are both slidably connected to the outer shell 7. The arrangement of the six groups of drive motors 909 and the eccentric wheel 910 helps to evenly distribute and move the fuel on the grate. The arrangement of the first grate 904, the second grate 908 and the outer shell 7 allows the first grate 904 and the second grate 908 to operate smoothly, thereby ensuring the efficiency of the device for fuel combustion.

[0028] Furthermore, the first grate 904 and the second grate 908 are fitted together. Through the arrangement of the first grate 904 and the second grate 908, the first grate 904 and the second grate 908 can cooperate with each other to transport the fuel smoothly and evenly, so that the fuel can be burned more fully.

[0029] Working principle: During use, when the fuel needs to be burned, the fuel can be put into the combustion furnace 1 from the feed port 2, and the drive motor 909 is started to rotate. The drive motor 909 will drive the eccentric wheel 910 to rotate, thereby causing the first connecting rod 902 to vibrate, and the first connecting rod 902 drives the first grate 904 to vibrate and shake the fuel onto the second grate 908 below the first grate 904. The first connecting rod 902 drives the first grate 904 to vibrate and drives the bracket 905 to vibrate at the same time, and the bracket 905 drives the second connecting rod 906 to vibrate, and the second connecting rod 906 drives the second grate 908 to vibrate, thereby shaking the fuel onto the first grate 904 below the second grate 908, and so on, thereby ensuring The fuel is evenly distributed and moved on the grate, and the cooperation between the buffer pad 802 and the spring 805 will absorb most of the vibration load transmitted from the bearing block 807 to the fixed rod 801, which is conducive to the uniform distribution and movement of the fuel on the grate, and improves the stability of the device. Through the arrangement of the first connecting rod 902, the first transmission shaft 903 and the first grate 904, the first grate 904 can have a certain degree of movement space when vibrating, thereby improving the efficiency of the first grate 904 in transporting fuel. Through the arrangement of the second connecting rod 906, the second transmission shaft 907 and the second grate 908, the first grate 904 and the second grate 908 can cooperate with each other, which is conducive to reducing the possibility of slagging and blockage, and greatly improving the efficiency of fuel combustion.

[0030] Although the embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the present invention, and that the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. A combustion furnace with a stepped grate structure, comprising a combustion furnace (1), characterized in that: A feed port (2) is fixedly connected to one side of the combustion furnace (1), a material receiving platform (3) is fixedly connected to one side of the interior of the combustion furnace (1), air inlets (4) are provided on both sides of the combustion furnace (1), an exhaust port (5) is fixedly connected to one end of the combustion furnace (1), an ash outlet (6) is provided on one side of the combustion furnace (1), a housing (7) is fixedly connected to both sides of the material receiving platform (3), a shock absorbing mechanism (8) is provided on one side of the housing (7), and a grate mechanism (9) is provided on one side of the shock absorbing mechanism (8); The shock absorbing mechanism (8) comprises a fixing rod (801), a buffer pad (802), a connecting block (803), a first fixing column (804), a spring (805), a second fixing column (806) and a bearing block (807); one side of the housing (7) is fixedly connected to the fixing rod (801); one side of the fixing rod (801) is fixedly connected to the buffer pad (802); one side of the fixing rod (801) is fixedly connected to the connecting block (803); one end of the connecting block (803) is fixedly connected to the spring (805); the second fixing column (806) is movably sleeved on the inner surface of the spring (805); and one end of the second fixing column (806) is fixedly connected to the bearing block (807).

2. The combustion furnace with a stepped grate structure according to claim 1, characterized in that: The buffer pad (802) is fitted with the bearing block (807), and the fixing rods (801) are arranged in twelve groups.

3. The combustion furnace with a stepped grate structure according to claim 1, characterized in that: The grate mechanism (9) comprises a support rod (901), a first connecting rod (902), a first transmission shaft (903), a first grate (904), a bracket (905), a second connecting rod (906), a second transmission shaft (907), a second grate (908), a driving motor (909) and an eccentric wheel (910); one end of the bearing block (807) is fixedly connected to the support rod (901); one side of the support rod (901) is fixedly connected to the first connecting rod (902); one end of the first connecting rod (902) is movably sleeved with the first transmission shaft (903); and the first transmission A first grate (904) is fixedly connected to one side of the surface of the shaft (903), a bracket (905) is fixedly connected to one end of the first connecting rod (902), a second connecting rod (906) is fixedly connected to one end of the bracket (905), a second transmission shaft (907) is movably sleeved on one end of the second connecting rod (906), a second grate (908) is fixedly connected to one side of the surface of the second transmission shaft (907), a drive motor (909) is fixedly connected to one side of the first connecting rod (902), and an eccentric wheel (910) is fixedly connected to the output end of the drive motor (909).

4. The combustion furnace with a stepped grate structure according to claim 3, characterized in that: The first connecting rod (902) forms a rotating structure with the first grate (904) through the first transmission shaft (903), and the second connecting rod (906) forms a rotating structure with the second grate (908) through the second transmission shaft (907).

5. The combustion furnace with a stepped grate structure according to claim 3, characterized in that: The outer top of the first grate (904) is arranged at an inclination, and the outer top of the second grate (908) is arranged at an inclination.

6. The combustion furnace with a stepped grate structure according to claim 3, characterized in that: The driving motor (909) and the eccentric wheel (910) are both arranged in six groups, and the first grate (904) and the second grate (908) are both slidably connected to the outer shell (7).

7. The combustion furnace with a stepped grate structure according to claim 3, characterized in that: The first grate (904) is in contact with the second grate (908).

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